The Growth of ErosMy Psyche, you made me grow up #해원 #NMIXX #HeavySerenade #NMIXX_HeavySerenade NMIXX 5th EP “Heavy Serenade” ➫ 2026.5.11 6PM (KST) Pre-Save & Pre-Add & Pre-Order ➫ NMIXX.lnk.to/HeavySerenade NMIXX Official YouTube ▶ youtube.com/c/NMIXXOfficial NMIXX Official X ▶ x.com/NMIXX_official NMIXX Official X(Members) ▶ x.com/WE_NMIXX NMIXX Official Instagram ▶ instagram.com/nmixx_official NMIXX Official Facebook ▶ facebook.com/NMIXXOfficial NMIXX Official TikTok ▶ tiktok.com/@nmixx_official NMIXX Official Weibo ▶ weibo.com/NMIXXOfficial NMIXX Official Website ▶ nmixx.jype.com NMIXX Official FANS ▶ jypfans.com/community/nmixx ⓒ 2026 JYP Entertainment. All Rights Reserved #NMIXX #엔믹스 #해원 #HAEWON #HeavySerenade #NMIXX_HeavySerenade